Home / 19,219,669,930.44-28,818,995,231.52-15,261,182,167.14

Finding the Fourth Proportional to 19,219,669,930.44, 28,818,995,231.52 and 15,261,182,167.14

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Solution

The fourth proportional to 19,219,669,930.44, 28,818,995,231.52 and 15,261,182,167.14 is: 22,883,428,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219,669,930.44 : 28,818,995,231.52 = 15,261,182,167.14 : x
  2. Step 2: Convert to fraction form
    19,219,669,930.44/28,818,995,231.52 = 15,261,182,167.14/x
  3. Step 3: Cross multiply
    19,219,669,930.44x = 28,818,995,231.52 × 15,261,182,167.14
  4. Step 4: Simplify right side
    19,219,669,930.44x = 439,811,936,102,165,708,800
  5. Step 5: Solve for x
    x = 439,811,936,102,165,708,800/19,219,669,930.44
  6. Step 6: Final answer
    x = 22,883,428,159.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.